Ipad Air 2 Touch Id Not Working After Screen Replacement. The program has 3 modes. Your finger should cover the Touch ID sensor completely touching the surrounding metal ring.
Take Off iPad Case If You Use One. If the replacement screen is not an original Apple screen then the touch id will not work. When the AssistiveTouch appears on the screen you can use your finger to drag it around the display.
Cut the fractured part from the flex cable with Sculpture Knife.
Reset Your iDevice If you cannot restart your device then you can try this method. You must swap the buttons over before the replacement screen is connected to the phone. Press and hold down the wakesleep button and drag the slide to power off and then turn on your iPhone iPad or iPod touch after a few seconds. This is like a 1 strip on the long side of the screen.